18937262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7019}}^1$

素因数の和:7111

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 11389138

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7019, 14038, 133361, 266722, 498349, 996698, 9468631, 18937262]

約数ペア:

[(1, 18937262), (2, 9468631), (19, 996698), (38, 498349), (71, 266722), (142, 133361), (1349, 14038), (2698, 7019)]